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Finding the Fourth Proportional to 49,643.44, 68,507.95 and 27,287.44

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Solution

The fourth proportional to 49,643.44, 68,507.95 and 27,287.44 is: 37,656.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,643.44 : 68,507.95 = 27,287.44 : x
  2. Step 2: Convert to fraction form
    49,643.44/68,507.95 = 27,287.44/x
  3. Step 3: Cross multiply
    49,643.44x = 68,507.95 × 27,287.44
  4. Step 4: Simplify right side
    49,643.44x = 1,869,406,267.44
  5. Step 5: Solve for x
    x = 1,869,406,267.44/49,643.44
  6. Step 6: Final answer
    x = 37,656.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.